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[libpng17] Added another "assert()" to pngfix.c

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Glenn Randers-Pehrson
2013-11-23 12:58:32 -06:00
parent e9446f2f95
commit a199a15b28
1 changed files with 2 additions and 0 deletions
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contrib/tools/pngfix.c
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@@ -3323,6 +3323,8 @@ read_callback(png_structp png_ptr, png_bytep buffer, size_t count)
else else
{ {
assert(chunk != NULL);
/* Set up for write, notice that repositioning the input stream /* Set up for write, notice that repositioning the input stream
* is only necessary if something is to be read from it. Also * is only necessary if something is to be read from it. Also
* notice that for the IDAT stream this must only happen once - * notice that for the IDAT stream this must only happen once -